net/mlx5: support Rx queue delay drop

[dpdk.git] / drivers / net / mlx5 / mlx5.h

diff --git a/drivers/net/mlx5/mlx5.h b/drivers/net/mlx5/mlx5.h
index 51f4578..b2022f3 100644 (file)
--- a/drivers/net/mlx5/mlx5.h
+++ b/drivers/net/mlx5/mlx5.h
@@ -99,6 +99,13 @@ enum mlx5_flow_type {
        MLX5_FLOW_TYPE_MAXI,
 };
 
+/* The mode of delay drop for Rx queues. */
+enum mlx5_delay_drop_mode {
+       MLX5_DELAY_DROP_NONE = 0, /* All disabled. */
+       MLX5_DELAY_DROP_STANDARD = RTE_BIT32(0), /* Standard queues enable. */
+       MLX5_DELAY_DROP_HAIRPIN = RTE_BIT32(1), /* Hairpin queues enable. */
+};
+
 /* Hlist and list callback context. */
 struct mlx5_flow_cb_ctx {
        struct rte_eth_dev *dev;
@@ -264,6 +271,8 @@ struct mlx5_dev_config {
        unsigned int dv_miss_info:1; /* restore packet after partial hw miss */
        unsigned int allow_duplicate_pattern:1;
        /* Allow/Prevent the duplicate rules pattern. */
+       unsigned int std_delay_drop:1; /* Enable standard Rxq delay drop. */
+       unsigned int hp_delay_drop:1; /* Enable hairpin Rxq delay drop. */
        struct {
                unsigned int enabled:1; /* Whether MPRQ is enabled. */
                unsigned int stride_num_n; /* Number of strides. */